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/*

 * linux/include/asm-arm/arch-ebsa285/irqs.h

 *

 * Copyright (C) 1998 Russell King

 * Copyright (C) 1998 Phil Blundell

 *

 * Changelog:

 *  20-Jan-1998 RMK     Started merge of EBSA286, CATS and NetWinder

 *  01-Feb-1999 PJB     ISA IRQs start at 0 not 16

 */

#include <asm/mach-types.h>

#define NR_IRQS                 36

#define NR_DC21285_IRQS         16

#define _ISA_IRQ(x)             (0 + (x))

#define _ISA_INR(x)             ((x) - 0)

#define _DC21285_IRQ(x)         (16 + (x))

#define _DC21285_INR(x)         ((x) - 16)

/*

 * This is a list of all interrupts that the 21285

 * can generate and we handle.

 */

#define IRQ_CONRX               _DC21285_IRQ(0)

#define IRQ_CONTX               _DC21285_IRQ(1)

#define IRQ_TIMER1              _DC21285_IRQ(2)

#define IRQ_TIMER2              _DC21285_IRQ(3)

#define IRQ_TIMER3              _DC21285_IRQ(4)

#define IRQ_IN0                 _DC21285_IRQ(5)

#define IRQ_IN1                 _DC21285_IRQ(6)

#define IRQ_IN2                 _DC21285_IRQ(7)

#define IRQ_IN3                 _DC21285_IRQ(8)

#define IRQ_DOORBELLHOST        _DC21285_IRQ(9)

#define IRQ_DMA1                _DC21285_IRQ(10)

#define IRQ_DMA2                _DC21285_IRQ(11)

#define IRQ_PCI                 _DC21285_IRQ(12)

#define IRQ_SDRAMPARITY         _DC21285_IRQ(13)

#define IRQ_I2OINPOST           _DC21285_IRQ(14)

#define IRQ_PCI_ABORT           _DC21285_IRQ(15)

#define IRQ_PCI_SERR            _DC21285_IRQ(16)

#define IRQ_DISCARD_TIMER       _DC21285_IRQ(17)

#define IRQ_PCI_DPERR           _DC21285_IRQ(18)

#define IRQ_PCI_PERR            _DC21285_IRQ(19)

#define IRQ_ISA_TIMER           _ISA_IRQ(0)

#define IRQ_ISA_KEYBOARD        _ISA_IRQ(1)

#define IRQ_ISA_CASCADE         _ISA_IRQ(2)

#define IRQ_ISA_UART2           _ISA_IRQ(3)

#define IRQ_ISA_UART            _ISA_IRQ(4)

#define IRQ_ISA_FLOPPY          _ISA_IRQ(6)

#define IRQ_ISA_PRINTER         _ISA_IRQ(7)

#define IRQ_ISA_RTC_ALARM       _ISA_IRQ(8)

#define IRQ_ISA_2               _ISA_IRQ(9)

#define IRQ_ISA_PS2MOUSE        _ISA_IRQ(12)

#define IRQ_ISA_HARDDISK1       _ISA_IRQ(14)

#define IRQ_ISA_HARDDISK2       _ISA_IRQ(15)

#define IRQ_MASK_UART_RX        (1 << 2)

#define IRQ_MASK_UART_TX        (1 << 3)

#define IRQ_MASK_TIMER1         (1 << 4)

#define IRQ_MASK_TIMER2         (1 << 5)

#define IRQ_MASK_TIMER3         (1 << 6)

#define IRQ_MASK_IN0            (1 << 8)

#define IRQ_MASK_IN1            (1 << 9)

#define IRQ_MASK_IN2            (1 << 10)

#define IRQ_MASK_IN3            (1 << 11)

#define IRQ_MASK_DOORBELLHOST   (1 << 15)

#define IRQ_MASK_DMA1           (1 << 16)

#define IRQ_MASK_DMA2           (1 << 17)

#define IRQ_MASK_PCI            (1 << 18)

#define IRQ_MASK_SDRAMPARITY    (1 << 24)

#define IRQ_MASK_I2OINPOST      (1 << 25)

#define IRQ_MASK_PCI_ABORT      ((1 << 29) | (1 << 30))

#define IRQ_MASK_PCI_SERR       (1 << 23)

#define IRQ_MASK_DISCARD_TIMER  (1 << 27)

#define IRQ_MASK_PCI_DPERR      (1 << 28)

#define IRQ_MASK_PCI_PERR       (1 << 31)

/*

 * Netwinder interrupt allocations

 */

#define IRQ_NETWINDER_ETHER10   IRQ_IN0

#define IRQ_NETWINDER_ETHER100  IRQ_IN1

#define IRQ_NETWINDER_VIDCOMP   IRQ_IN2

#define IRQ_NETWINDER_PS2MOUSE  _ISA_IRQ(5)

#define IRQ_NETWINDER_IR        _ISA_IRQ(6)

#define IRQ_NETWINDER_BUTTON    _ISA_IRQ(10)

#define IRQ_NETWINDER_VGA       _ISA_IRQ(11)

#define IRQ_NETWINDER_SOUND     _ISA_IRQ(12)

#undef RTC_IRQ

#define RTC_IRQ         IRQ_ISA_RTC_ALARM

#undef AUX_IRQ

#define AUX_IRQ         (machine_is_netwinder() ? IRQ_NETWINDER_PS2MOUSE : IRQ_ISA_PS2MOUSE)

#define IRQ_FLOPPYDISK  IRQ_ISA_FLOPPY

#define irq_cannonicalize(_i)   (((_i) == IRQ_ISA_CASCADE) ? IRQ_ISA_2 : _i)